In most shipboard CIC's true motion plots of own ship and/or surface/subsurface contract motions are performed with the aid of electromechanical devices. These are inaccurate and have a variety of drawbacks.
This thesis describes a fast, labor-saving, bearing only radar tracking solution utilizing various microprocessors.
http://archive.org/details/arithmeticarchit00erdo
Lieutenant, Turkish Navy
Approved for public release; distribution is unlimited.